Finding the Fourth Proportional to 528,876.48, 793,470.24 and 213,170.88
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Solution
The fourth proportional to 528,876.48, 793,470.24 and 213,170.88 is: 319,819.00
Step by Step Solution
- Step 1: Write the proportion equation
528,876.48 : 793,470.24 = 213,170.88 : x - Step 2: Convert to fraction form
528,876.48/793,470.24 = 213,170.88/x - Step 3: Cross multiply
528,876.48x = 793,470.24 × 213,170.88 - Step 4: Simplify right side
528,876.48x = 169,144,749,314.61 - Step 5: Solve for x
x = 169,144,749,314.61/528,876.48 - Step 6: Final answer
x = 319,819.00
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.